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ELECTRICAL CIRCUIT DIAGRAM MANUAL 2.4. CIRCUIT NUMBER IDENTIFICATION AND COLOR, P. 4 Figure 4 Circuit Number Identification and Color 4 NAVISTAR, INC ELECTRICAL CIRCUIT DCIAHGARPAMTER 2 THIS PRINT IS PROVIDED ON A RESTRICTED BASIS AND IS NOT TO BE USED IN ANY WAY DETRIMENTAL TO THE INTEREST OF CIRCUIT NUMBER IDENTIFICATION AND COLOR NAVISTAR, INC.

CIRCUIT NUMBER COLOR DESCRIPTION 1 LTBL ALTERNATOR - FIELD 2 RD ALTERNATOR - CHARGE DKBL SERIAL / DATA COMMUNICATION J1587 / J1708 (+) 3 GY SERIAL / DATA COMMUNICATION J1587 / J1708 (-) DKBL SERIAL / DATA COMMUNICATION J1922 (+) 4 GY SERIAL / DATA COMMUNICATION J1922 (-) YL SERIAL / DATA COMMUNICATION J1939/11 / J1939/15 (+) 5 GN SERIAL / DATA COMMUNICATION J1939/11 / J1939/15 (-) 6 GY LOW VOLTAGE ELECTRONIC FEED (LESS THAN 9 VOLTS) 7 RD ALTERNATOR - RESISTANCE 8 9 GY LOW VOLTAGE ELECTRONIC GROUND 10 WH CHASSIS / ENGINE GROUND 11 WH CAB / SLEEPER GROUND 12 LTBL ACCESSORY FEED PK IGNITION FEED 13 BK IGNITION FEED (BODY BUILDER CONNECTOR) 14 RD BATTERY FEED 15 RD KEY SWITCH FEED 16 17 PK STARTER CONTROL 18 PK GLOW PLUG / PREHEATER 19 GY ENGINE SHUTDOWN 20 LTGN REMOTE POWER MODULE 21 TN COLD START CONTROLS (ETHER) 22 TN TIRE PRESSURE MONITORING / CONTROL 23 TN ENGINE FAN / SHUTTERS 24 GY ENGINE EXHAUST BRAKE 25 TN PYROMETER 26 TN AMMETER 27 TN VOLTMETER 28 TN INSTRUMENTS AND GAUGES 29 TN ENGINE WATER TEMPERATURE 30 TN ENGINE OIL TEMPERATURE 31 TN TRANSMISSION OIL TEMPERATURE 32 TN AXLE OIL TEMPERATURE 33 TN ENGINE OIL LEVEL 34 TN COOLANT LEVEL 35 TN ENGINE OIL PRESSURE 36 TN FUEL LEVEL 37 TN FUEL PUMP 38 GY LIFT AXLE 39 GY AIR DRYER HEATER 40 GY LOW AIR PRESSURE WARNING CHK DATE CHANGE REV REFERENCE DRAWN NAME 300011 CIRCUIT DIAGRAM, PAYSTAR DLV1 11JAN11 INITIAL RELEASE.

A 61879Y R 6E 1LE 8AS 7E N 9O Y. 1DA 2TE PART ANO. SHEET004 MAY09 E08058081 NAVISTAR, INC THIS PRINT IS PROVIDED ON A RESTRICTED BASIS AND IS NOT TO BE USED IN ANY WAY DETRIMENTAL TO THE INTEREST OF NAVISTAR, INC.

ELECTRICAL CIRCUIT DCIAHGARPAMTER 2 CIRCUIT NUMBER IDENTIFICATION AND COLOR CIRCUIT NUMBER COLOR DESCRIPTION 1 LTBL ALTERNATOR - FIELD 2 RD ALTERNATOR - CHARGE DKBL SERIAL / DATA COMMUNICATION J1587 / J1708 (+) 3 GY SERIAL / DATA COMMUNICATION J1587 / J1708 (-) DKBL SERIAL / DATA COMMUNICATION J1922 (+) 4 GY SERIAL / DATA COMMUNICATION J1922 (-) YL SERIAL / DATA COMMUNICATION J1939/11 / J1939/15 (+) 5 GN SERIAL / DATA COMMUNICATION J1939/11 / J1939/15 (-) 6 GY LOW VOLTAGE ELECTRONIC FEED (LESS THAN 9 VOLTS) 7 RD ALTERNATOR - RESISTANCE 8 9 GY LOW VOLTAGE ELECTRONIC GROUND 10 WH CHASSIS / ENGINE GROUND 11 WH CAB / SLEEPER GROUND 12 LTBL ACCESSORY FEED PK IGNITION FEED 13 BK IGNITION FEED (BODY BUILDER CONNECTOR) 14 RD BATTERY FEED 15 RD KEY SWITCH FEED 16 17 PK STARTER CONTROL 18 PK GLOW PLUG / PREHEATER 19 GY ENGINE SHUTDOWN 20 LTGN REMOTE POWER MODULE 21 TN COLD START CONTROLS (ETHER) 22 TN TIRE PRESSURE MONITORING / CONTROL 23 TN ENGINE FAN / SHUTTERS 24 GY ENGINE EXHAUST BRAKE 25 TN PYROMETER 26 TN AMMETER 27 TN VOLTMETER 28 TN INSTRUMENTS AND GAUGES 29 TN ENGINE WATER TEMPERATURE 30 TN ENGINE OIL TEMPERATURE 31 TN TRANSMISSION OIL TEMPERATURE 32 TN AXLE OIL TEMPERATURE 33 TN ENGINE OIL LEVEL 34 TN COOLANT LEVEL 35 TN ENGINE OIL PRESSURE 36 TN FUEL LEVEL 37 TN FUEL PUMP 38 GY LIFT AXLE 39 GY AIR DRYER HEATER 40 GY LOW AIR PRESSURE WARNING CHK DATE CHANGE REV REFERENCE DRAWN 300011 NAME CIRCUIT DIAGRAM, PAYSTAR DLV1 11JAN11 INITIAL RELEASE.

A 61879Y RELEASE NO. 61879Y DATE 12MAY09 PART ANO.

SHEET004 E08058081 CIRCUIT NUMBER COLOR DESCRIPTION 1 LTBL ALTERNATOR - FIELD 2 RD ALTERNATOR - CHARGE 3 DKBL SERIAL / DATA COMMUNICATION J1587 / J1708 (+) GY SERIAL / DATA COMMUNICATION J1587 / J1708 (-) 4 DKBL SERIAL / DATA COMMUNICATION J1922 (+) GY SERIAL / DATA COMMUNICATION J1922 (-) 5 YL SERIAL / DATA COMMUNICATION J1939/11 / J1939/15 (+) GN SERIAL / DATA COMMUNICATION J1939/11 / J1939/15 (-) 6 GY LOW VOLTAGE ELECTRONIC FEED (LESS THAN 9 VOLTS) 7 RD ALTERNATOR - RESISTANCE 8 9 GY LOW VOLTAGE ELECTRONIC GROUND 10 WH CHASSIS / ENGINE GROUND 11 WH CAB / SLEEPER GROUND 12 LTBL ACCESSORY FEED 13 PK IGNITION FEED BK IGNITION FEED (BODY BUILDER CONNECTOR) 14 RD BATTERY FEED 15 RD KEY SWITCH FEED 16 17 PK STARTER CONTROL 18 PK GLOW PLUG / PREHEATER 19 GY ENGINE SHUTDOWN 20 LTGN REMOTE POWER MODULE 21 TN COLD START CONTROLS (ETHER) 22 TN TIRE PRESSURE MONITORING / CONTROL 23 TN ENGINE FAN / SHUTTERS 24 GY ENGINE EXHAUST BRAKE 25 TN PYROMETER 26 TN AMMETER 27 TN VOLTMETER 28 TN INSTRUMENTS AND GAUGES 29 TN ENGINE WATER TEMPERATURE 30 TN ENGINE OIL TEMPERATURE 31 TN TRANSMISSION OIL TEMPERATURE 32 TN AXLE OIL TEMPERATURE 33 TN ENGINE OIL LEVEL 34 TN COOLANT LEVEL 35 TN ENGINE OIL PRESSURE 36 TN FUEL LEVEL 37 TN FUEL PUMP 38 GY LIFT AXLE 39 GY AIR DRYER HEATER 40 GY LOW AIR PRESSURE WARNING